Answer:
let the boys and girls be 5x and 3x
the ratio of boys to girls= 5:3
the total girls = 35
the ratio of boys to girls = the total girls
5 =35
3 x
5x = 105
x= 105÷5
x= 25
5x= 5×25= 125
3x= 3× 25 = 75
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